LG Multi V PRHR042A Installation Manual page 40

40
SW01C (Rotary S/W for addressing HR unit)
Must be set to '0' when installing only one HR unit.
When installing multiple HR units, address the HR units with
sequentially increasing numbers starting from '0'.
Maximum 16 HR Units can be installed.
Ex) Installation of 3 HR units
A B
SW01B/SW01C/SW01E/SW02B
(DIP S/W and push S/W for Manual pipe detection)
- Set the address of the valve of the HR unit to the central control
address of the connected indoor unit.
- SW01E: selection of the valve to address
SW02B: increase in the digit of 10 of valve address
SW01B: increase in the last digit of valve address
SW01C: Manual addressing of zoning indoor units
(use for Zoning setting)
- Prerequisite for Manual pipe detection : central control address of
each indoor unit must be preset differently at its wired remote
control.
S/W No.
No.1
No.2
SW01E
No.3
No.4
SW02B
SW02B
SW01B
SW01B
* Use for Zoning setting
SW01C
0
SW01C
* Master Only
A B A B
Setup
Manual addressing of valve #1
(Master) / #5 (Slave)
Manual addressing of valve #2
(Master) / #6 (Slave)
Manual addressing of valve #3
(Master) / #7 (Slave)
Manual addressing of valve #4
(Master) / #8 (Slave)
Increase in the digit of 10 of valve
address
Increase in the last digit of valve
address
Manual addressing of zoning indoor units
1
Normal setting (Non-Zoning setting)
ex) Manual pipe detection of Valve #1, 6.
Master Master
ON
OFF
SW01E SW02B
SW #1 On : Select Valve #1 Input the central control
address of Indoor unit
Slave Slave
ON
OFF
SW01E SW02B
SW #2 On : Select Valve #6 Input the central control
address of Indoor unit
2
Zoning setting
NOTE
!
Use the Zoning Control when install two or more indoor units at 1
branch of HR Unit.
The indoor units controlled by Zoning Control can be selected
collectively as the cooling / heating mode.
ex) Manual pipe detection of Valve #5 with three zoning indoor units,
#6 without zoning unit.
Slave Slave
ON
OFF
SW01E SW02B
SW #1 On : Select Valve #5 After selecting No.1 zoning
indoor unit, input the central
control address of indoor unit.
Slave Slave
SW01C
SW02B SW01B
After selecting No.3 zoning Setting SW01C to '0'
indoor unit, input the central
control address of indoor unit.
Slave Slave
ON
OFF
SW01E SW02B
SW #2 On : Select Valve #6 Input the central control
address of Indoor unit
Master
ON
OFF
SW01B SW01E
SW #1 Off : Finish Valve #1
Slave
ON
OFF
SW01B SW01E
SW #2 Off : Finish Valve #6
Slave
0
SW01C SW01C
SW01B SW02B SW01B
After selecting No.2 zoning
indoor unit, input the central
control address of indoor unit.
Slave
0
ON
SW01C
OFF
SW01E
SW #1 Off : Finish Valve #5
Slave
ON
OFF
SW01B SW01E
SW #2 Off : Finish Valve #6